Expansion Slots; Pci_E1~E7: Pcie Expansion Slot; Pcie X16 Slots Bandwidth Table - MSI Z87-G55 User Manual

Expansion Slots

This motherboard contains numerous slots for expansion cards, such as discrete
graphics or audio cards.

PCI_E1~E7: PCIe Expansion Slot

The PCIe slot supports the PCIe interface expansion card.

PCIe x16 Slots Bandwidth Table

The table below shows the correlation between the PCIe slots bandwidth and multiple
graphics cards.
Slot
PCI_E2
PCI_E5
PCI_E7
Important
• For a single PCIe x16 expansion card installation with optimum performance, using
the PCI_E2 slot is recommended.
• When adding or removing expansion cards, always turn off the power supply and
unplug the power supply power cable from the power outlet. Read the expansion
card's documentation to check for any necessary additional hardware or software
changes.
Getting Started
PCIe 2.0 x1 Slot
Bandwidth
Single
x16
1-18
PCIe 3.0 x16 Slot
2-Way 3-Way
x8
x8
x8
x4
x4